3. It Can Make You Smarter

The boost from coffee doesn’t just make you feel more awake, it actually makes your brain work more efficiently as well. When caffeine hits the brain it blocks the neurotransmitter adenosine. When adenosine is blocked, other neurotransmitters like norepinephrine and dopamine start firing more, which can then increase the number of neurons that are firing in the brain. The more active the neurons are, the smarter you’ll be thinking.